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646 West End Avenue, Manhattan

Manhattan • Block 01239 • Lot 0004 • Zip: 10025

Condition

What the city currently has open against this building, counted from its own records.

Address

Primary address: 646 West End Avenue, Manhattan
Borough: Manhattan
Zip code: 10025
Block: 01239
Lot: 0004
BBL: 1012390004
Unified address ID: 1012390004

Land use and zoning

Land use: Mixed Residential & Commercial Buildings
Zoning: R10A (Residential)
Lot type: Inside
Lot area: 4,550 sq ft
Lot dimensions: 42 ft x 100 ft
Built FAR: 3.32
Max residential FAR: 10
Max facility FAR: 10
School district: 3

Building

Building class: Walk-up Apartments - Over Six Families with Stores (C7)
Year built: 1895
Last altered: 1895
Floors: 5
Total units: 19
Residential units: 18
Building area: 15,120 sq ft
Building dimensions: 28 ft x 94 ft
Basement: Below grade full basement
Owner: WEST SIDE KOLLEL TORAH CENTER

Latest assessment

Assessment year: 2018/19
Tax class: Apartments
Market value: $1,849,000
Total assessment: $832,050
Land assessment: $204,750
Exempt total: $208,015
Assessment owner: WEST SIDE KOLLEL TORA

Neighborhood

The area this lot falls inside, and the commute Hoodkit measures from it.

Neighborhood Upper West Side
District Manhattan

Getting around

Estimated 3 days ago
Nearest station
86 St 1 2

About 2 minutes on foot · 92 m

  • Times Square 14 min 2 walking, 12 riding
  • Penn Station 16 min 2 walking, 14 riding
  • Grand Central 21 min 2 walking, 19 riding
  • Union Square 26 min 2 walking, 24 riding
  • Fulton Street 27 min 2 walking, 25 riding
  • Downtown Brooklyn 34 min 2 walking, 32 riding

Around this address

Transit and places within 0.5 miles of the lot.

Activity

Sales, filings, permits and violations from every dataset, in one order.

2025

  1. DOB violation Nov 14, 2025

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION

  2. HPD violation Sep 2, 2025

    Class A

    § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR...

  3. HPD violation Sep 2, 2025

    Class C

    § 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIG...

  4. HPD violation Sep 2, 2025

    Class A

    § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED...

  5. HPD violation Sep 2, 2025

    Class B

    § 27-2053 ADM CODE PROVIDE DWELLING WITH A JANITOR OR RESPONSIBLE PERSON OR JANITORIAL SERVICE.

  6. HPD violation Sep 2, 2025

    Class A

    § 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING R...

  7. HPD violation Jan 8, 2025

    Class C

    § 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 5D, 5t...

2024

  1. DOB violation Sep 23, 2024

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION

2023

  1. DOB violation Jun 20, 2023

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION

  2. DOB violation Jun 20, 2023

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION

  3. DOB violation Apr 25, 2023

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION

2021

  1. ECB violation Sep 30, 2021 $3,125

    CLASS - 2

    OPEN ELECTRICAL BOX AT COMBUSTION AIR INTAKE-SAFETY VALVE DISCHARGE REDUCED-NO SIGN AS PER HPD SECTION OF LAW 27-2033...

2015

  1. DOB violation Oct 1, 2015

    LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED

    VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORT

2009

  1. DOB filing Dec 23, 2009 $442,000

    Alteration Type I

    Application filed for enlargement, change of use and general construction at 1st floor and cellar as shown on plans f...

  2. DOB filing Oct 26, 2009 $0

    Alteration Type III

  3. ECB violation Jul 23, 2009 $0

    CLASS - 3

    B354,16,24A,50A,50B,50C,50D. 50A REMOTE FRESH AIR IS HELD OPEN W/ PC OF OF SHEET ROCK MUST OPEN WHEN BURNER STARTS. 5...

2008

  1. DOB filing Oct 8, 2008 $0

    Place of Assembly

    WEST SIDE KOLLEI

  2. DOB filing Sep 19, 2008 $7,000

    Alteration Type II

    INSTALLATION OF NEW MASTER CODED IFA SYSTEM IN CONJUNCTION WITH NEW CLAS SROOMS FOR EXISTING SANCTUARY USE.. NO CHANG...

  3. Permit issued Jan 31, 2008

    PL / PL

    D.D.S MECH PBG & HTG CORP

2007

  1. Permit issued Dec 21, 2007

    EQ / EQ

    RYJACK LLC

  2. ECB violation Sep 19, 2007 $800

    Hazardous

    FAILURE TO MAINTAIN BLDG. DEFECTS IS. DEFECTIVE & MISSING APPROX 2'X4'CEILING @ 5TH FLR PUBLIC STAIRWELL ALSO NUMEROU...

  3. DOB filing Aug 22, 2007 $175,000

    Alteration Type II

    Underpinning and shoring as shown on plans filed herewith. This work is in conjunction with change of use filed under...

  4. Permit issued Jul 25, 2007

    EQ / EQ

    RYJACK LLC

  5. Permit issued Jul 25, 2007

    EW / OT

    RYJACK LLC

  6. Permit issued Jul 25, 2007

    AL

    RYJACK, LLC

  7. ECB violation Jul 17, 2007 $180

    Non-Hazardous

    FAILURE TO MAINTAIN BLDG. DEFECTS NOTED: METAL DOOR AT BULKHEAD ROOF DOES NOT CLOSE 2 HOLES IN CEILING IN THE PUBLIC ...

  8. ECB violation Apr 2, 2007 $480

    Hazardous

    FAILURE TO PROVIDE AT LEAST TWO MEANS OF EGRESS FROM ROOM SPACE AS REQUIRED.NOTED:BLDG UNDER ALTERATION EXCAVATION AT...

  9. ECB violation Apr 2, 2007 $1,000

    Hazardous

    FAILURE TO PROVIDE PROTECTION AT SIDE OF EXCAVATION.NOTED:ALTERATION IN PROGRESS EXCAVATION APPROX 12'DEEP HAS NO PRO...

  10. Permit issued Mar 23, 2007

    EQ / EQ

    RYJACK LLC

The most recent 6 events from each dataset, so no one source takes the axis. Each tab holds the full record.

Property Contacts

Contact information aggregated from multiple government sources

1

Registration Contracts

Contact information from multiple dwelling registrations

CorporateOwner
WEST SIDE KOLLEL TORAH CENTER
646 WEST END AVE
New York, NY, 10025
Agent
WSK MANAGEMENT
646 WEST END AVE
New York, NY, 10025
HeadOfficer
DON BLUMBERG
646 WEST END AVE 1B
New York, NY, 10025
Officer
AVROHOM WOLPIN
646 WEST END AVE
New York, NY, 10025
SiteManager
AVROHOM WOLPIN
2

Building Permits

Owner information from Department of Buildings filings

Owner
West Side Kollel Torah Center
Don Blumberg
Owner
WEST SIDE KOLLEL TORAH CENTER
DON BLUMBERG
Owner
WEST SIDE KOLLEL TORAH CENTERS
RABBI DON BLUMBERG
Owner
West Side Kollel Torah Centers
Don Blumberg
4

Deed Records

Parties from ACRIS deed and mortgage records

PARTY 1
711 3RD AVE
NEW YORK, NY, 10017
GRANTOR/SELLER
646 WEST END AVENUE
NEW YORK, NY
MORTGAGER/BORROWER
MORTGAGEE/LENDER
MORTGAGEE/LENDER
ASSIGNOR/OLD LENDER
ASSIGNOR/OLD LENDER
MORTGAGEE/LENDER
GRANTOR/SELLER
GRANTEE/BUYER

Show all recorded documents

5

Property Records

Owner information from assessment and PLUTO records

Assessment Owner
PLUTO Owner